of government, and governing one month before the presidential election. but they spent most of their time arguing over the economy. the 90 minute debate in denver, colorado, one of the few battleground states that could decide the election. candidates concentrated on how to revive the economy. >> the only way to meet governor romney's pledge of not reducing the deficit, or not adding to the deficit, is by burdening middle-class families, now that's -- not my analysis. >> the president has a view very similar to the view he had when he ran four years ago, a bigger government, spending more, taxing more, regulating more, if you will, trickle down government would work. that's not the right answer for america. >> romney kept attacking o mode instructions. obama some times had trouble getting a word in. many u.s. media analysts say romney had a belttter performan. the candidates have two more debates they have five weeks to win over undecided voters. turkish forces have fired artillery shells across the border into syria. they're retaliating for syrian mortars that landed in southern turkey.